A biceps rupture is a major arm injury. Your biceps muscles are located in your upper arms, and they’re responsible for the motion of your shoulder and elbow. The biceps muscle has two tendons (long head tendon and short head tendon)that attach it to the bones of the shoulder, and the...
muscle is in the front of the upper arm; contracting it allows the elbow to bend and the upper arm to lift.The lower end of the muscle attaches to the bones of the forearm; at the upper end the muscle divides and is attached to two sites in front of the shoulder.The muscles are ...